| Number | Name | Date | Kind |
|---|---|---|---|
| 1780920 | Honigbaum | Nov 1930 | A |
| 3754861 | Sadahiro | Aug 1973 | A |
| 4099916 | Gardner et al. | Jul 1978 | A |
| 4158549 | Martin | Jun 1979 | A |
| 4178346 | Allen et al. | Dec 1979 | A |
| 4198375 | Rogers | Apr 1980 | A |
| 4324763 | Jarman | Apr 1982 | A |
| 4334853 | Gardner | Jun 1982 | A |
| 5215719 | Newman | Jun 1993 | A |
| D343807 | Newman et al. | Feb 1994 | S |
| 5618548 | Dawson | Apr 1997 | A |
| 5865862 | Hassan | Feb 1999 | A |
| 5873370 | Towle et al. | Feb 1999 | A |
| Number | Date | Country |
|---|---|---|
| 303182 | Feb 1955 | CH |
| 861033 | Jul 1949 | DE |
| 330574 | Mar 1903 | FR |
| 1065863 | Nov 1952 | FR |
| 1164534 | May 1956 | FR |
| 882713 | Jun 1958 | GB |
| 22275222 | Aug 1994 | GB |
| 2276320 | Sep 1994 | GB |
| 112741 | Dec 1997 | RO |
| Entry |
|---|
| XP-002173730, Database WPI, Section Ch., Week 199817 Derwent Publications Ltd., London, GB, AN 1998-189135. |